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// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "core/core.h"
#include "core/hle/service/nvdrv/nvdrv_interface.h"
#include "core/hle/service/nvnflinger/buffer_queue_producer.h"
#include "core/hle/service/nvnflinger/hos_binder_driver.h"
#include "core/hle/service/nvnflinger/hos_binder_driver_server.h"
#include "core/hle/service/nvnflinger/surface_flinger.h"
#include "core/hle/service/sm/sm.h"
#include "core/hle/service/vi/container.h"
#include "core/hle/service/vi/vi_results.h"
namespace Service::VI {
Container::Container(Core::System& system) {
m_displays.CreateDisplay(DisplayName{"Default"});
m_displays.CreateDisplay(DisplayName{"External"});
m_displays.CreateDisplay(DisplayName{"Edid"});
m_displays.CreateDisplay(DisplayName{"Internal"});
m_displays.CreateDisplay(DisplayName{"Null"});
m_binder_driver =
system.ServiceManager().GetService<Nvnflinger::IHOSBinderDriver>("dispdrv", true);
m_surface_flinger = m_binder_driver->GetSurfaceFlinger();
const auto nvdrv =
system.ServiceManager().GetService<Nvidia::NVDRV>("nvdrv:s", true)->GetModule();
m_shared_buffer_manager.emplace(system, *this, nvdrv);
m_displays.ForEachDisplay(
[&](auto& display) { m_surface_flinger->AddDisplay(display.GetId()); });
m_conductor.emplace(system, *this, m_displays);
}
Container::~Container() {
this->OnTerminate();
}
void Container::OnTerminate() {
std::scoped_lock lk{m_lock};
m_is_shut_down = true;
m_layers.ForEachLayer([&](auto& layer) {
if (layer.IsOpen()) {
this->DestroyBufferQueueLocked(&layer);
}
});
m_displays.ForEachDisplay(
[&](auto& display) { m_surface_flinger->RemoveDisplay(display.GetId()); });
}
SharedBufferManager* Container::GetSharedBufferManager() {
return std::addressof(*m_shared_buffer_manager);
}
Result Container::GetBinderDriver(
std::shared_ptr<Nvnflinger::IHOSBinderDriver>* out_binder_driver) {
*out_binder_driver = m_binder_driver;
R_SUCCEED();
}
Result Container::GetLayerProducerHandle(
std::shared_ptr<android::BufferQueueProducer>* out_producer, u64 layer_id) {
std::scoped_lock lk{m_lock};
auto* const layer = m_layers.GetLayerById(layer_id);
R_UNLESS(layer != nullptr, VI::ResultNotFound);
const auto binder = m_binder_driver->GetServer()->TryGetBinder(layer->GetProducerBinderId());
R_UNLESS(binder != nullptr, VI::ResultNotFound);
*out_producer = std::static_pointer_cast<android::BufferQueueProducer>(binder);
R_SUCCEED();
}
Result Container::OpenDisplay(u64* out_display_id, const DisplayName& display_name) {
auto* const display = m_displays.GetDisplayByName(display_name);
R_UNLESS(display != nullptr, VI::ResultNotFound);
*out_display_id = display->GetId();
R_SUCCEED();
}
Result Container::CloseDisplay(u64 display_id) {
R_SUCCEED();
}
Result Container::CreateManagedLayer(u64* out_layer_id, u64 display_id, u64 owner_aruid) {
std::scoped_lock lk{m_lock};
R_RETURN(this->CreateLayerLocked(out_layer_id, display_id, owner_aruid));
}
Result Container::DestroyManagedLayer(u64 layer_id) {
std::scoped_lock lk{m_lock};
// Try to close, if open, but don't fail if not.
this->CloseLayerLocked(layer_id);
R_RETURN(this->DestroyLayerLocked(layer_id));
}
Result Container::OpenLayer(s32* out_producer_binder_id, u64 layer_id, u64 aruid) {
std::scoped_lock lk{m_lock};
R_RETURN(this->OpenLayerLocked(out_producer_binder_id, layer_id, aruid));
}
Result Container::CloseLayer(u64 layer_id) {
std::scoped_lock lk{m_lock};
R_RETURN(this->CloseLayerLocked(layer_id));
}
Result Container::SetLayerVisibility(u64 layer_id, bool visible) {
std::scoped_lock lk{m_lock};
auto* const layer = m_layers.GetLayerById(layer_id);
R_UNLESS(layer != nullptr, VI::ResultNotFound);
m_surface_flinger->SetLayerVisibility(layer->GetConsumerBinderId(), visible);
R_SUCCEED();
}
Result Container::SetLayerBlending(u64 layer_id, bool enabled) {
std::scoped_lock lk{m_lock};
auto* const layer = m_layers.GetLayerById(layer_id);
R_UNLESS(layer != nullptr, VI::ResultNotFound);
m_surface_flinger->SetLayerBlending(layer->GetConsumerBinderId(),
enabled ? Nvnflinger::LayerBlending::Coverage
: Nvnflinger::LayerBlending::None);
R_SUCCEED();
}
void Container::LinkVsyncEvent(u64 display_id, Event* event) {
std::scoped_lock lk{m_lock};
m_conductor->LinkVsyncEvent(display_id, event);
}
void Container::UnlinkVsyncEvent(u64 display_id, Event* event) {
std::scoped_lock lk{m_lock};
m_conductor->UnlinkVsyncEvent(display_id, event);
}
Result Container::CreateStrayLayer(s32* out_producer_binder_id, u64* out_layer_id, u64 display_id) {
std::scoped_lock lk{m_lock};
R_TRY(this->CreateLayerLocked(out_layer_id, display_id, {}));
R_RETURN(this->OpenLayerLocked(out_producer_binder_id, *out_layer_id, {}));
}
Result Container::DestroyStrayLayer(u64 layer_id) {
std::scoped_lock lk{m_lock};
R_TRY(this->CloseLayerLocked(layer_id));
R_RETURN(this->DestroyLayerLocked(layer_id));
}
Result Container::CreateLayerLocked(u64* out_layer_id, u64 display_id, u64 owner_aruid) {
auto* const display = m_displays.GetDisplayById(display_id);
R_UNLESS(display != nullptr, VI::ResultNotFound);
auto* const layer = m_layers.CreateLayer(owner_aruid, display);
R_UNLESS(layer != nullptr, VI::ResultNotFound);
*out_layer_id = layer->GetId();
R_SUCCEED();
}
Result Container::DestroyLayerLocked(u64 layer_id) {
R_SUCCEED_IF(m_layers.DestroyLayer(layer_id));
R_THROW(VI::ResultNotFound);
}
Result Container::OpenLayerLocked(s32* out_producer_binder_id, u64 layer_id, u64 aruid) {
R_UNLESS(!m_is_shut_down, VI::ResultOperationFailed);
auto* const layer = m_layers.GetLayerById(layer_id);
R_UNLESS(layer != nullptr, VI::ResultNotFound);
R_UNLESS(!layer->IsOpen(), VI::ResultOperationFailed);
R_UNLESS(layer->GetOwnerAruid() == aruid, VI::ResultPermissionDenied);
this->CreateBufferQueueLocked(layer);
*out_producer_binder_id = layer->GetProducerBinderId();
R_SUCCEED();
}
Result Container::CloseLayerLocked(u64 layer_id) {
auto* const layer = m_layers.GetLayerById(layer_id);
R_UNLESS(layer != nullptr, VI::ResultNotFound);
R_UNLESS(layer->IsOpen(), VI::ResultOperationFailed);
this->DestroyBufferQueueLocked(layer);
R_SUCCEED();
}
void Container::CreateBufferQueueLocked(Layer* layer) {
s32 consumer_binder_id, producer_binder_id;
m_surface_flinger->CreateBufferQueue(&consumer_binder_id, &producer_binder_id);
layer->Open(consumer_binder_id, producer_binder_id);
if (auto* display = layer->GetDisplay(); display != nullptr) {
m_surface_flinger->AddLayerToDisplayStack(display->GetId(), consumer_binder_id);
}
}
void Container::DestroyBufferQueueLocked(Layer* layer) {
if (auto* display = layer->GetDisplay(); display != nullptr) {
m_surface_flinger->RemoveLayerFromDisplayStack(display->GetId(),
layer->GetConsumerBinderId());
}
layer->Close();
m_surface_flinger->DestroyBufferQueue(layer->GetConsumerBinderId(),
layer->GetProducerBinderId());
}
bool Container::ComposeOnDisplay(s32* out_swap_interval, f32* out_compose_speed_scale,
u64 display_id) {
std::scoped_lock lk{m_lock};
return m_surface_flinger->ComposeDisplay(out_swap_interval, out_compose_speed_scale,
display_id);
}
} // namespace Service::VI
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